macOS Catalina 10.15.B5 (19A526h) [MAS] | 6.4 gb A preliminary version of macOS Catalina for...
macOS 10.15.b4 Catalina supports the following models:
MacBook: Early 2015 or newer
MacBook Air: Mid 2012 or newer
MacBook Pro: Mid 2012 or newer
Mac Mini: Late 2012 or newer
iMac: Late 2012 or newer
iMac Pro
Mac Pro: Late 2013 or newer San...